package com.wfcm.utils;

import java.util.HashMap;
import java.util.Map;

/**
 * 返回数据
 * 
 * @author xlf
 * @email xlfbe696@gmail.com
 * @date 2017年4月19日 上午11:58:56
 */
public class R extends HashMap<String, Object> {
	private static final long serialVersionUID = 1L;

	public static final String SUCCESS = "success";
	
	public static final String EXCEPTION = "exception";
	
	public static final Integer SUCCESSCODE = 0;
	    
	public static final Integer EXCEPTIONCODE = 500;
	

	public R() {
		put("errCode", 0);
		put("msg", SUCCESS);
	}
	
	public R(int code, String msg){
	       put("errCode", code);
	        put("msg", msg);
	}

	public static R error() {
		return error(500, "未知异常，请联系管理员");
	}

	public static R error(String msg) {
		return error(500, msg);
	}

	public static R error(int code, String msg) {
		R r = new R();
		r.put("errCode", code);
		r.put("msg", msg);
		return r;
	}

	public static R ok(String msg) {
		R r = new R();
		r.put("msg", msg);
		return r;
	}

	public static R ok(Map<String, Object> map) {
		R r = new R();
		r.putAll(map);
		return r;
	}

	public static R ok() {
		return new R();
	}

	public R put(String key, Object value) {
		super.put(key, value);
		return this;
	}
}
